string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%9B%B7%E7%A5%9E%E7%9A%84%E7%AC%94%E8%AE%B0%E6%9C%AC%E5%92%8B%E6%A0%B7 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
雷神的笔记本咋样
